Q. We have a pin oak tree that is approximately 30 feet tall. On the north-facing side of the tree there are many wilted leaves, and there are many balls of strange growth. Pictures of the leaves and ...

Scientists are investigating the reasons some plants still wear last season’s tattered clothes.

Q: My evergreen oak tree is more than 20 years old. Some of the leaves are turning yellow and dropping. While there is some new growth, it is not as vigorous as prior years. The tree is on drip ...

The late spring frost could have started the problem which later spread with a disease of Oak Anthracnose (Gnomonia species), which causes the leaf curl. M. Grabowski, University of Minnesota Q: My ...

Gardening season is underway, and you may have questions. To ask one, simply go to the OSU Extension website, type it in and include the county where you live. A photo is very helpful. Q: Our oak tree ...

Waiting until the leaves drop in fall is a rule of thumb for pruning shade trees, mainly because you can see bare limbs better, and the job is less “messy” without leaves attached to the cut branches.

Add Yahoo as a preferred source to see more of our stories on Google. Large oak tree in front of nice neighborhood Oak trees have been around for more than 50 million years, with individual trees ...

While, to many, fall is as good a season as any other, it can be the worst for those who are prone to oak leaf itch mites. These are commonly known to feed on larvae of an oak gall midge (fly) that ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are the food factories of the tree. Powered by sunlight, the green ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Opposite leaves are just what they sound like: the leaves, whether simple or ...

Oak tatters has struck some oak trees in Iowa, Illinois and several other states. Oak tatters makes leaves appear lacy or “tattered,” hence the name. The condition primarily affects white oaks, bur ...